Useful function for doing things inside of screen commands

detached-screens.sh

# Useful functions for managing things in detached screen sessions

# Starts zotero in headless mode in a screen session using xvfb

zotero_headless () {
    screen -dm -S "zotero-headless" bash -c "cd $HOME/.local/Zotero_linux-x86_64; xvfb-run ./zotero"
}

# Start and stop a headless zotero session
zotero_start_stop () {
	zotero_headless
	sleep 10
	screen_ctrl_c zotero-headless
}

# Start a hydrad run in a detached screen session
# First argument is directory with the configured HYDRAD instances
# The initial conditions have already been run and the code has
# been compiled

hydrad_screen () {
    screen -dm -S "$(echo $1 | tr / _)" bash -c "cd $1; ./HYDRAD.exe > job.status"
}

# Takes all the hydrad runs in a given directory and starts
# each one in a separate screen session. Should be used with caution
# if doing so with many files

hydrad_screen_dir () {
	for f in "$1"/*
	do
   		hydrad_screen $f
	done
}

# Send a "Ctrl-C" to a detached screen session

screen_ctrl_c () {
	screen -S $1 -X stuff "^C"
}

# Kill a detached screen session

screen_kill () {
	screen -X -S $1 quit
}